Reliability Analysis Calculator
Calculate system reliability, Mean Time Between Failures (MTBF), failure rates, and availability. Essential for engineering, maintenance planning, and quality assurance.
Step 1: Component Parameters
Understanding Reliability Metrics
Failure Rate (λ) is typically expressed in FIT (Failures in Time = failures per 10⁹ hours). MTBF = 1/λ. Reliability R(t) = e^(-λt) for exponential distribution.
Step 2: Analysis Parameters
Reliability Analysis Notes
Series systems: Reliability decreases with more components. Parallel systems: Reliability increases with redundancy. k-out-of-n: System works if at least k of n components function.
Reliability Analysis Results
System Reliability
System Configuration Comparison
| System Type | Components | Reliability | MTBF (hours) |
|---|
Reliability Over Time
Reliability Formulas
Exponential Distribution: R(t) = e^(-λt)
Where λ = failure rate, t = time. MTBF = 1/λ. For series systems: R_system = R₁ × R₂ × … × Rₙ. For parallel: R_system = 1 – (1-R₁)(1-R₂)…(1-Rₙ).
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